package com.kfm.servlet;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@WebServlet("/scope")
public class ScopeServlet extends HttpServlet {

    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse resp) throws ServletException, IOException {
        request.setAttribute("name", "zhangsan");

        Object name = request.getAttribute("name");
        System.out.println(name);

        request.removeAttribute("name");

        System.out.println(request.getAttribute("name"));

    }
}
